| Title | Authors | Year |
|---|---|---|
| Unintentional experiments with terrestrial ecosystems: ecological effects of sulphur and nitrogen pollutants |
Lee, J.A.… |
1998 |
| Early effects of acid mist on Sitka spruce planted on acid peat. |
Sheppard, L… |
1998 |
| The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation |
Bobbink, R… |
1998 |
| Assessment of atmospheric heavy metals by moss monitoring with Isothecium stoloniferum Brid. in the Fraser Valley, B.C., Canada |
Pott, U ;… |
1998 |
| Ammonia: emission, atmospheric transport and deposition |
Asman, W.A.… |
1998 |
| Sensitive bioassays for risk assessment of contaminated soils |
Vaughan, G… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| A review of boron effects in the environment |
Howe, P. D… |
1998 |
| Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands |
Veer, M.A.C… |
1998 |
| Environmental effects of ozone depletion: 1998 assessment |
UNEP, |
1998 |